amadey | 99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31

Analysis

max time kernel
142s
max time network
134s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
03-07-2024 02:20

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31.exe
Size

2.3MB
MD5

ebe33b40ce854edd8e39259a1b980a65
SHA1

db07d27d6ee753c4b0f60ee50c0e052a12095ca3
SHA256

99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31
SHA512

62948eb0ae2c92118d6f121fee737926e31a2301ad5cc7a2a1442975113b5edae2310f98b08937cc9d9f790e9ef7af162bacdcb65996d1b090c99bbb3a18bb00
SSDEEP

49152:vj2rggBXww93BEYE5aPdlWqwjvBrIV5O3/Nz872I:vj4gCyx5aaqwb54561872

Score

10^/10

amadey stealc 4dd39d jony discovery evasion spyware stealer trojan

Malware Config

Extracted

Family

stealc

Botnet

jony

http://85.28.47.4

Attributes

url_path
/920475a59bac849d.php

Extracted

Family

amadey

Version

4.30

Botnet

4dd39d

http://77.91.77.82

Attributes

install_dir
ad40971b6b
install_file
explorti.exe
strings_key
a434973ad22def7137dbb5e059b7081e
url_paths
/Hun4Ko/index.php

rc4.plain

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey
Stealc
Stealc is an infostealer written in C++.
stealer stealc
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

EHJKKKFIIJ.exeexplorti.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ EHJKKKFIIJ.exe
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe
Downloads MZ/PE file

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	EHJKKKFIIJ.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe

Checks BIOS information in registry 2 TTPs 4 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

EHJKKKFIIJ.exeexplorti.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	EHJKKKFIIJ.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	EHJKKKFIIJ.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe

Executes dropped EXE 3 IoCs

Processes:

EHJKKKFIIJ.exeexplorti.exe283f1dcfac.exe

pid process

2800 EHJKKKFIIJ.exe
1276 explorti.exe
1012 283f1dcfac.exe

pid	process
2800	EHJKKKFIIJ.exe
1276	explorti.exe
1012	283f1dcfac.exe

Identifies Wine through registry keys 2 TTPs 2 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

EHJKKKFIIJ.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Wine	EHJKKKFIIJ.exe
Key opened	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Wine	explorti.exe

Loads dropped DLL 6 IoCs

Processes:

99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31.execmd.exeEHJKKKFIIJ.exeexplorti.exe

pid	process
996	99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31.exe
996	99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31.exe
1684	cmd.exe
2800	EHJKKKFIIJ.exe
1276	explorti.exe
1276	explorti.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs

Processes:

99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31.exeEHJKKKFIIJ.exeexplorti.exe283f1dcfac.exe

pid	process
996	99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31.exe
996	99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31.exe
2800	EHJKKKFIIJ.exe
1276	explorti.exe
1012	283f1dcfac.exe
1012	283f1dcfac.exe

Drops file in Windows directory 1 IoCs

Processes:

EHJKKKFIIJ.exe

description ioc process

File created C:\Windows\Tasks\explorti.job EHJKKKFIIJ.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
File created	C:\Windows\Tasks\explorti.job	EHJKKKFIIJ.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31.exeEHJKKKFIIJ.exeexplorti.exe

pid process

996 99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31.exe
996 99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31.exe
2800 EHJKKKFIIJ.exe
1276 explorti.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

EHJKKKFIIJ.exe

pid process

2800 EHJKKKFIIJ.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31.exe283f1dcfac.exe

pid process

996 99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31.exe
1012 283f1dcfac.exe

pid	process
2800	EHJKKKFIIJ.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31.execmd.exeEHJKKKFIIJ.exeexplorti.exe

description	pid	process	target process
PID 996 wrote to memory of 1684	996	99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31.exe	cmd.exe
PID 996 wrote to memory of 1684	996	99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31.exe	cmd.exe
PID 996 wrote to memory of 1684	996	99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31.exe	cmd.exe
PID 996 wrote to memory of 1684	996	99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31.exe	cmd.exe
PID 996 wrote to memory of 2740	996	99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31.exe	cmd.exe
PID 996 wrote to memory of 2740	996	99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31.exe	cmd.exe
PID 996 wrote to memory of 2740	996	99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31.exe	cmd.exe
PID 996 wrote to memory of 2740	996	99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31.exe	cmd.exe
PID 1684 wrote to memory of 2800	1684	cmd.exe	EHJKKKFIIJ.exe
PID 1684 wrote to memory of 2800	1684	cmd.exe	EHJKKKFIIJ.exe
PID 1684 wrote to memory of 2800	1684	cmd.exe	EHJKKKFIIJ.exe
PID 1684 wrote to memory of 2800	1684	cmd.exe	EHJKKKFIIJ.exe
PID 2800 wrote to memory of 1276	2800	EHJKKKFIIJ.exe	explorti.exe
PID 2800 wrote to memory of 1276	2800	EHJKKKFIIJ.exe	explorti.exe
PID 2800 wrote to memory of 1276	2800	EHJKKKFIIJ.exe	explorti.exe
PID 2800 wrote to memory of 1276	2800	EHJKKKFIIJ.exe	explorti.exe
PID 1276 wrote to memory of 1012	1276	explorti.exe	283f1dcfac.exe
PID 1276 wrote to memory of 1012	1276	explorti.exe	283f1dcfac.exe
PID 1276 wrote to memory of 1012	1276	explorti.exe	283f1dcfac.exe
PID 1276 wrote to memory of 1012	1276	explorti.exe	283f1dcfac.exe

C:\Users\Admin\AppData\Local\Temp\99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31.exe
"C:\Users\Admin\AppData\Local\Temp\99e1c640be9fa28cee9b185982a47bbbefe8a699b79a22bfbb97c097fb0aec31.exe"
1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:996

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\EHJKKKFIIJ.exe"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1684

C:\Users\Admin\AppData\Local\Temp\EHJKKKFIIJ.exe
"C:\Users\Admin\AppData\Local\Temp\EHJKKKFIIJ.exe"
3⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2800

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
"C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe"
4⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1276

C:\Users\Admin\AppData\Local\Temp\1000006001\283f1dcfac.exe
"C:\Users\Admin\AppData\Local\Temp\1000006001\283f1dcfac.exe"
5⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetWindowsHookEx
PID:1012

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\KJDGIJECFI.exe"
2⤵
PID:2740

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\1000006001\283f1dcfac.exe
Filesize
2.4MB

MD5
d961b76024edf043b709ae146a38a4c7

SHA1
e520a1872769d35e045fba592f7987eb97e6f175

SHA256
41312792dcc936995c9e6c4b645482195a80d021ec58837971068afb6416b44d

SHA512
3b489b80d2f66920872ceec58907ac05b3283bf95bc19a4268c8ff86b0a22ae085d602a8573c09c3cf19d640388d27b0198d72e804c8c727333352d42f17beec

Download Submit
C:\Users\Admin\AppData\Local\Temp\EHJKKKFIIJ.exe
Filesize
1.8MB

MD5
bdf34357d5997e6a69c972e0fcfaed33

SHA1
5022445e735454004a4f2a58ad22c0d1ce3c00cc

SHA256
0ca6a139567e88f68e3e384435097d47dd33e2f29f3342d537fa82774b4636c9

SHA512
1e5007e76a34d4dac80448543a3c6e86a906e7d0e2efc6e65d982d5df0817d6112b48ae6feea48736c404d367bc14911adce2890293b491daacb283858b15d7d

Download Submit
\ProgramData\mozglue.dll
Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
\ProgramData\nss3.dll
Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
memory/996-1-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

Filesize
3.8MB

Download
memory/996-2-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/996-65-0x00000000011B0000-0x0000000001D83000-memory.dmp

Filesize
11.8MB

Download
memory/996-0-0x00000000011B0000-0x0000000001D83000-memory.dmp

Filesize
11.8MB

Download
memory/1012-143-0x0000000000260000-0x0000000000E52000-memory.dmp

Filesize
11.9MB

Download
memory/1012-141-0x0000000000260000-0x0000000000E52000-memory.dmp

Filesize
11.9MB

Download
memory/1276-149-0x00000000013A0000-0x0000000001855000-memory.dmp

Filesize
4.7MB

Download
memory/1276-154-0x00000000013A0000-0x0000000001855000-memory.dmp

Filesize
4.7MB

Download
memory/1276-137-0x0000000006B10000-0x0000000007702000-memory.dmp

Filesize
11.9MB

Download
memory/1276-138-0x0000000006B10000-0x0000000007702000-memory.dmp

Filesize
11.9MB

Download
memory/1276-117-0x00000000013A0000-0x0000000001855000-memory.dmp

Filesize
4.7MB

Download
memory/1276-158-0x00000000013A0000-0x0000000001855000-memory.dmp

Filesize
4.7MB

Download
memory/1276-144-0x00000000013A0000-0x0000000001855000-memory.dmp

Filesize
4.7MB

Download
memory/1276-145-0x00000000013A0000-0x0000000001855000-memory.dmp

Filesize
4.7MB

Download
memory/1276-146-0x00000000013A0000-0x0000000001855000-memory.dmp

Filesize
4.7MB

Download
memory/1276-147-0x0000000006B10000-0x0000000007702000-memory.dmp

Filesize
11.9MB

Download
memory/1276-148-0x00000000013A0000-0x0000000001855000-memory.dmp

Filesize
4.7MB

Download
memory/1276-157-0x00000000013A0000-0x0000000001855000-memory.dmp

Filesize
4.7MB

Download
memory/1276-150-0x00000000013A0000-0x0000000001855000-memory.dmp

Filesize
4.7MB

Download
memory/1276-151-0x00000000013A0000-0x0000000001855000-memory.dmp

Filesize
4.7MB

Download
memory/1276-152-0x00000000013A0000-0x0000000001855000-memory.dmp

Filesize
4.7MB

Download
memory/1276-153-0x00000000013A0000-0x0000000001855000-memory.dmp

Filesize
4.7MB

Download
memory/1276-156-0x00000000013A0000-0x0000000001855000-memory.dmp

Filesize
4.7MB

Download
memory/1276-155-0x00000000013A0000-0x0000000001855000-memory.dmp

Filesize
4.7MB

Download
memory/2800-116-0x0000000000040000-0x00000000004F5000-memory.dmp

Filesize
4.7MB

Download
memory/2800-69-0x0000000000040000-0x00000000004F5000-memory.dmp

Filesize
4.7MB

Download
memory/2800-113-0x0000000006CB0000-0x0000000007165000-memory.dmp

Filesize
4.7MB

Download